Samuel Larsen finally joins the Glee cast in this Tuesday’s episode (Fox, 8/7c) after being named co-winner of Oxygen’s The Glee Project last August — and we’ve got a sneak peek at his singing debut with the New Directions crew. READ MORE & WATCH VIDEO

Glee is finally back next Tuesday (Fox, 8/7c) and to celebrate, TVLine has some scoop straight from the show’s set, where the cast and crew were filming their 300th(!) musical performance Wednesday morning. Read on to find out who’s leaving New Directions, who’s coming back, and what’s in store for the graduating seniors. READ MORE